<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt />
      </div>
      <!-- 登录表单 -->
      <el-form
        label-width="0px"
        class="login_form"
        v-bind:model="loginForm"
        v-bind:rules="loginFormRules"
        ref="loginFormRef"
      >
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user" v-model="loginForm.username"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input
            type="password"
            prefix-icon="iconfont icon-3702mima"
            v-model="loginForm.password"
          ></el-input>
        </el-form-item>
        <!-- 按钮 -->
        <el-form-item class="btns">
          <el-button type="primary" plain v-on:click="login">登录</el-button>
          <el-button type="warning" class="btn-margin-left" plain v-on:click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      //登录表单数据
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      //验证登录表单规则对象
      loginFormRules: {
        username: [
          { required: true, message: '请输入登录名', trigger: 'blur' },
          { min: 2, max: 8, message: '长度在 2 到 8 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    resetLoginForm() {
      // console.log(this)
      this.$refs.loginFormRef.resetFields()
    },
    login() {
      this.$refs.loginFormRef.validate(async is_valid => {
        // console.log(is_valid);
        if (!is_valid) return
        if (is_valid) {
          const res = await this.$http.post('login', this.loginForm)
          // console.log(res)
          // console.log(res.data.meta.status);
          if (res.data.meta.status !== 200) {
            return this.$message.error(res.data.meta.msg)
          } else if (res.data.meta.status === 200) {
            this.$message.success(res.data.meta.msg)
            // console.log(res.data.data.token)
            window.sessionStorage.setItem('token', res.data.data.token)
            this.$router.push('/home')
          }
        }
      })
    }
  }
}
</script>
<style lang="less" scoped>
.login_container {
  // background-color: #1fab89;
  // background-color: #5edfff;
  background-color: #00a79d;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #ecfcff;
  border-radius: 5px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -70%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 30px;
  box-sizing: border-box;
}
.btns {
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  .btn-margin-left {
    margin-left: 60px;
  }
}
</style>
